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Two numbers x and y are such that 16/(x + y) + 4/(x… | StemPy Lab
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Two numbers x and y are such that 16/(x + y) + 4/(x - y) = 4 and 24/(x + y) - 2/(x - y) = 2. Find the larger of the two.
Mathematics
Hard
High School (9–10)
General
Algebra › Pairs of Linear Equations
Olympiad
SAT
Created by
StemPy Lab
Two numbers
x
x
x
and
y
y
y
are such that
16
x
+
y
+
4
x
−
y
=
4
\dfrac{16}{x + y} + \dfrac{4}{x - y} = 4
x
+
y
16
+
x
−
y
4
=
4
and
24
x
+
y
−
2
x
−
y
=
2
\dfrac{24}{x + y} - \dfrac{2}{x - y} = 2
x
+
y
24
−
x
−
y
2
=
2
. Find the larger of the two.
2
2
2
3
3
3
5
5
5
8
8
8
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